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0;align-items:center;gap:8px;margin-bottom:-1px;padding:10px 16px;font-size:12.5px;transition:color .15s,background .15s,border-color .15s;display:inline-flex;position:relative}.teacher-class-tab:hover:not(.selected){color:var(--teacher-text);background:var(--teacher-elevated)}@supports (color:color-mix(in lab,red,red)){.teacher-class-tab:hover:not(.selected){background:color-mix(in srgb,var(--teacher-elevated) 60%,transparent)}}.teacher-class-tab.selected{z-index:1;border-color:var(--teacher-stroke);background:var(--teacher-elevated);color:var(--teacher-text);font-weight:600;box-shadow:0 1px 2px #0000000a}.teacher-class-tab-tag{background:var(--teacher-fill);width:20px;height:20px;color:var(--teacher-text-muted);border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;font-size:10px;font-weight:700;transition:background .15s,color 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span{color:var(--teacher-text-muted);margin-top:6px;font-size:11px;display:block}.teacher-classrooms-workspace{grid-template-columns:1fr minmax(200px,24%);align-items:start;gap:20px;display:grid}.teacher-class-student-panel{border:1px solid var(--teacher-stroke);border-radius:var(--teacher-radius-lg);background:var(--teacher-elevated);min-width:0;overflow:hidden}.teacher-class-student-header{border-bottom:1px solid var(--teacher-stroke);justify-content:space-between;align-items:center;gap:12px;padding:12px 20px;display:flex}.teacher-class-student-title{align-items:center;gap:10px;min-width:0;display:flex}.teacher-class-student-title h2{font-size:13px;font-weight:600}.teacher-class-student-actions{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.teacher-class-student-columns,.teacher-class-student-row{grid-template-columns:1fr 60px 72px 48px 108px 112px;align-items:center;gap:12px;padding:8px 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p{color:#52525b;margin-top:6px;font-size:12px;line-height:1.6}@media(max-width:1100px){.teacher-classrooms-workspace{grid-template-columns:1fr}.teacher-class-summary{flex-direction:column;align-items:flex-start;gap:20px}.teacher-class-summary-metrics{justify-content:space-between;width:100%}.teacher-class-summary-metrics>div{flex:1;padding-left:16px}.teacher-class-summary-metrics>div:first-child{padding-left:0}}@media(max-width:760px){.teacher-class-tabs-bar{padding:12px 16px 0}.teacher-classrooms-body{padding:16px}.teacher-class-student-header{flex-direction:column;align-items:flex-start}.teacher-class-student-columns{display:none}.teacher-class-student-row{grid-template-columns:1fr;gap:8px;padding:14px 20px}.teacher-class-summary-metrics{flex-wrap:wrap;gap:16px}.teacher-class-summary-metrics>div{border-left:none;min-width:calc(33% - 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p{font-size:var(--teacher-font-meta);color:var(--teacher-text-tertiary);margin:3px 0 0}.teacher-settings-avatar-row{border-bottom:1px solid var(--teacher-stroke-soft);align-items:center;gap:18px;padding:16px 0;display:flex}.teacher-settings-avatar{background:var(--teacher-purple);color:#fff;border-radius:50%;flex:none;justify-content:center;align-items:center;width:72px;height:72px;font-size:26px;font-weight:600;display:flex}.teacher-settings-avatar-meta{flex-direction:column;gap:6px;display:flex}.teacher-settings-avatar-actions{align-items:center;gap:12px;display:flex}.teacher-settings-avatar-actions 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strong{color:var(--teacher-text);font-size:15px}.teacher-compose-metric.ok{border-color:var(--teacher-green);background:var(--teacher-green-soft)}.teacher-compose-metric.warn{border-color:var(--teacher-warning);background:var(--teacher-warning-soft)}.teacher-compose-metric.accent{border-color:var(--teacher-purple-border);background:var(--teacher-purple-soft);color:var(--teacher-purple)}.teacher-compose-notes{color:var(--teacher-text-secondary);flex-direction:column;gap:4px;margin:0;padding-left:18px;font-size:12.5px;display:flex}.teacher-compose-paper-list{flex-direction:column;gap:8px;max-height:320px;padding-right:4px;display:flex;overflow-y:auto}.teacher-compose-paper-item{border:1px solid var(--teacher-stroke);border-radius:var(--teacher-radius-sm);background:var(--teacher-elevated);grid-template-columns:32px minmax(0,1fr);gap:12px;padding:10px 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var(--teacher-stroke);border-radius:var(--teacher-radius-sm);background:var(--teacher-chrome);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:12px 14px;display:flex}.teacher-compose-export-actions{flex-wrap:wrap;align-items:center;gap:8px;display:inline-flex}.teacher-compose-answer-toggle{color:var(--teacher-text-secondary);cursor:pointer;align-items:center;gap:6px;font-size:13px;display:inline-flex}.teacher-compose-answer-toggle input{width:15px;height:15px;accent-color:var(--teacher-indigo);cursor:pointer}.dark{--background:oklch(14.5% 0 0);--foreground:oklch(98.5% 0 0);--card:oklch(20.5% 0 0);--card-foreground:oklch(98.5% 0 0);--popover:oklch(20.5% 0 0);--popover-foreground:oklch(98.5% 0 0);--primary:oklch(92.2% 0 0);--primary-foreground:oklch(20.5% 0 0);--secondary:oklch(26.9% 0 0);--secondary-foreground:oklch(98.5% 0 0);--muted:oklch(26.9% 0 0);--muted-foreground:oklch(70.8% 0 0);--accent:oklch(26.9% 0 0);--accent-foreground:oklch(98.5% 0 0);--destructive:oklch(70.4% .191 22.216);--border:oklch(100% 0 0/.1);--input:oklch(100% 0 0/.15);--ring:oklch(55.6% 0 0);--chart-1:oklch(87% 0 0);--chart-2:oklch(55.6% 0 0);--chart-3:oklch(43.9% 0 0);--chart-4:oklch(37.1% 0 0);--chart-5:oklch(26.9% 0 0);--sidebar:oklch(20.5% 0 0);--sidebar-foreground:oklch(98.5% 0 0);--sidebar-primary:oklch(48.8% .243 264.376);--sidebar-primary-foreground:oklch(98.5% 0 0);--sidebar-accent:oklch(26.9% 0 0);--sidebar-accent-foreground:oklch(98.5% 0 0);--sidebar-border:oklch(100% 0 0/.1);--sidebar-ring:oklch(55.6% 0 0)}@property --tw-translate-x{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-y{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-z{syntax:"*";inherits:false;initial-value:0}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}@property --tw-duration{syntax:"*";inherits:false}@property --tw-content{syntax:"*";inherits:false;initial-value:""}@keyframes spin{to{transform:rotate(360deg)}}@keyframes bounce{0%,to{animation-timing-function:cubic-bezier(.8,0,1,1);transform:translateY(-25%)}50%{animation-timing-function:cubic-bezier(0,0,.2,1);transform:none}}@keyframes enter{0%{opacity:var(--tw-enter-opacity,1);transform:translate3d(var(--tw-enter-translate-x,0),var(--tw-enter-translate-y,0),0)scale3d(var(--tw-enter-scale,1),var(--tw-enter-scale,1),var(--tw-enter-scale,1))rotate(var(--tw-enter-rotate,0));filter:blur(var(--tw-enter-blur,0))}}@keyframes exit{to{opacity:var(--tw-exit-opacity,1);transform:translate3d(var(--tw-exit-translate-x,0),var(--tw-exit-translate-y,0),0)scale3d(var(--tw-exit-scale,1),var(--tw-exit-scale,1),var(--tw-exit-scale,1))rotate(var(--tw-exit-rotate,0));filter:blur(var(--tw-exit-blur,0))}}